Home / 9,661.40-14,468.33-4,715.09

Finding the Fourth Proportional to 9,661.40, 14,468.33 and 4,715.09

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Solution

The fourth proportional to 9,661.40, 14,468.33 and 4,715.09 is: 7,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.40 : 14,468.33 = 4,715.09 : x
  2. Step 2: Convert to fraction form
    9,661.40/14,468.33 = 4,715.09/x
  3. Step 3: Cross multiply
    9,661.40x = 14,468.33 × 4,715.09
  4. Step 4: Simplify right side
    9,661.40x = 68,219,382.18
  5. Step 5: Solve for x
    x = 68,219,382.18/9,661.40
  6. Step 6: Final answer
    x = 7,061.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.